Denial of Service Vulnerability in GitList by klaussilveira
CVE-2026-82669

6.9MEDIUM

Key Information:

Vendor

Klaussilveira

Status
Gitlist
Vendor
CVE Published:
31 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-82669?

A vulnerability has been identified in GitList 2.0.0, specifically within the XML Parsing component. The issue lies in the SimpleXMLElement function within the src/SCM/System/Git/CommandLine.php file. An attacker can manipulate this function, leading to a denial of service scenario. This vulnerability can be exploited remotely, and the corresponding exploit is now publicly available. Users are strongly encouraged to upgrade to version 3.0.0-beta, which includes a patch addressing this significant concern. For detailed technical insights and the specific patch, refer to the related GitHub links.

Affected Version(s)

GitList 2.0.0

GitList 3.0.0-beta

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-82669 - Proof of Concept

References

https://vuldb.com/vuln/397168
vdb-entrytechnical-description
https://vuldb.com/vuln/397168/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-82669
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

iswangxy (VulDB User)
.